EP3263213B1 - Katalysator zur herstellung von ungesättigten aldehyden und/oder ungesättigten carbonsäuren, verfahren zu dessen herstellung sowie verfahren zur herstellung von ungesättigten aldehyden und/oder ungesättigten carbonsäuren - Google Patents

Katalysator zur herstellung von ungesättigten aldehyden und/oder ungesättigten carbonsäuren, verfahren zu dessen herstellung sowie verfahren zur herstellung von ungesättigten aldehyden und/oder ungesättigten carbonsäuren Download PDF

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EP3263213B1
EP3263213B1 EP16755626.5A EP16755626A EP3263213B1 EP 3263213 B1 EP3263213 B1 EP 3263213B1 EP 16755626 A EP16755626 A EP 16755626A EP 3263213 B1 EP3263213 B1 EP 3263213B1
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weight
parts
catalyst
bismuth
nitric acid
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EP3263213A1 (de
EP3263213A4 (de
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Tomoyuki Kawamura
Motohiko Sugiyama
Ryota Hiraoka
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Nippon Kayaku Co Ltd
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Nippon Kayaku Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/88—Molybdenum
    • B01J23/887—Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/8876—Arsenic, antimony or bismuth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/88—Molybdenum
    • B01J23/887—Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/8872—Alkali or alkaline earth metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/002—Mixed oxides other than spinels, e.g. perovskite
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/88—Molybdenum
    • B01J23/887—Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/51—Spheres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0027—Powdering
    • B01J37/0045—Drying a slurry, e.g. spray drying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B01J37/0221—Coating of particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/04—Mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C27/00—Processes involving the simultaneous production of more than one class of oxygen-containing compounds
    • C07C27/10—Processes involving the simultaneous production of more than one class of oxygen-containing compounds by oxidation of hydrocarbons
    • C07C27/12—Processes involving the simultaneous production of more than one class of oxygen-containing compounds by oxidation of hydrocarbons with oxygen
    • C07C27/14—Processes involving the simultaneous production of more than one class of oxygen-containing compounds by oxidation of hydrocarbons with oxygen wholly gaseous reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
    • C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
    • C07C45/35—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/20—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
    • C07C47/21—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C47/22—Acryaldehyde; Methacryaldehyde
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B61/00—Other general methods

Definitions

  • the present invention relates to a composite metal oxide catalyst that is used on the occasion of subjecting an alkene to gas-phase oxidation with molecular oxygen or a molecular oxygen-containing gas in the presence of an oxidation catalyst to manufacture a corresponding unsaturated aldehyde and/or unsaturated carboxylic acid and a manufacturing method of same, and a manufacturing method of an unsaturated aldehyde and/or an unsaturated carboxylic acid.
  • Patent Document 2 discloses a technology in which plural catalysts in which while making an atomic ratio of iron to an atomic ratios of cobalt and/or nickel constant, an atomic ratio of cobalt to the atomic ratio of cobalt and nickel is changed are prepared, and the catalysts are charged in two or more reaction zones within a reactor and used.
  • Patent Document 3 discloses a technology regarding an annular unsupported catalyst in which an atomic ratio of cobalt to an atomic ratio of molybdenum and an atomic ratio of cobalt to an atomic ratio of iron are regulated to specified values, respectively.
  • Patent Document 4 discloses a catalyst obtained by using bismuth trioxide or bismuth subcarbonate as a bismuth raw material and ultrasonically treating it.
  • Patent Document 5 describes that in an oxide having specified atomic ratios and containing, as a main component a molybdate of cobalt and/or nickel and, as a secondary component, iron molybdate, activity and selectivity can be improved but is limitative such that molybdenum trioxide is not included in the oxide.
  • Patent Document 6 in addition to optimization of atomic ratios of respective elements to molybdenum, an atomic ratio of nickel to an atomic ratio of bismuth, an atomic ratio of nickel to an atomic ratio of an alkali metal component, and an atomic ratio of bismuth to an atomic ratio of an alkali metal component are investigated in detail, and effects thereof are clarified; however, any investigations of clarifying influences of the atomic ratios against the yield are not found.
  • the improvement is measured by the above-described means, a more improvement of the yield is demanded in subjecting an alkene to a partial oxidation reaction to manufacture a corresponding unsaturated aldehyde and/or unsaturated carboxylic acid.
  • the yield of the desired product affects the use amount of the alkene required for the manufacturing and significantly influences the manufacturing costs.
  • a large quantity of by-products is produced by continuing an operation at a low yield, a large load is given to the purification step, resulting in such a problem that time and operation costs taken in the purification step increase.
  • an object of the present invention is to provide a catalyst in which an unsaturated aldehyde and/or an unsaturated carboxylic acid can be safely and inexpensively manufactured, and a yield of the desired product is high.
  • a composite metal oxide catalyst that is a catalyst composition satisfying specified atomic ratios, and in which in preparation of the catalyst, a molybdenum component raw material is an ammonium molybdate, a solvent for dissolving the ammonium molybdate is water; a bismuth component raw material is bismuth nitrate, a solvent for dissolving the bismuth nitrate is a nitric acid aqueous solution, with a weight of the water, a weight of the nitric acid aqueous solution, and an acid concentration of the nitric acid aqueous solution being satisfied with specified ranges, respectively; and the catalyst is prepared within a range where a composition ratio of bismuth to 12 of a molybdenum composition ratio is 0.4 or more and less than 0.8, is able to give a desired product at a high selectivity and a high yield, leading
  • the present invention relates to:
  • a catalyst with high selectivity and yield of a desired product for manufacturing, from an alkene, a corresponding unsaturated aldehyde and/or unsaturated carboxylic acid can be obtained. According to this, it becomes possible to achieve a long-term operation safely and stably at a low cost.
  • FIG 1 is a graph showing an effective yield (%) relative to a propylene conversion (%) of each of catalysts in the Examples and Comparative Examples.
  • the catalyst of the present invention as represented by the following formula (1) can be prepared through the following steps. Mo 12 Bi a Fe b Co c Ni d X e Y f Z g O h Formula (1)
  • X is at least one element selected from the group consisting of magnesium (Mg), calcium (Ca), manganese (Mn), copper (Cu), zinc (Zn), cerium (Ce), and samarium (Sm);
  • Y is at least one element selected from the group consisting of boron (B), phosphorus (P), arsenic (As), antimony (Sb), and tungsten (W);
  • Z is at least one element selected from the group consisting of sodium (Na), potassium (K), rubidium (Rb), and cesium (Cs);
  • a to g represent atomic ratios of the respective components;
  • the ammonium molybdate includes plural kinds of compounds, such as ammonium dimolybdate, ammonium tetramolybdate, ammonium heptamolybdate, etc., and among those, the case of using ammonium heptamolybdate is the most preferred.
  • the bismuth component raw material in the case of using bismuth nitrate, a high-performance catalyst is obtained.
  • raw materials of iron, cobalt, nickel, and other elements, oxides, or nitrates, carbonates, organic acid salts, hydroxides, and the like, each of which may become an oxide upon ignition, or mixtures thereof can be generally used.
  • the iron component raw material and the cobalt component raw material and/or the nickel component raw material are dissolved in a desired ratio in water and mixed under a condition at 10 to 80°C; the mixture is mixed with an aqueous solution or slurry of the separately prepared molybdenum component raw material and Z component raw material under a condition at 20 to 90°C; after heating and stirring the resulting mixture for about 1 hour under a condition at 20 to 90°C, an aqueous solution having the bismuth component raw material dissolved therein, and optionally, the X component raw material and the Y component raw material are added, thereby obtaining an aqueous solution or slurry containing the catalyst components.
  • liquid preparation (A) liquid preparation
  • the liquid preparation (A) is not always required to contain all of the catalyst constituent elements, and a part of those elements or a part of the amounts thereof may be added in the sequent step or steps.
  • a suitable viscosity of the liquid preparation (A) cannot be obtained unless the acid concentration in the aqueous solution sufficient for dissolving the raw materials is selected within a range of, for example, 5% by weight to 99% by weight, and such is not preferred from the standpoint of stable production.
  • the molybdenum component raw material in dissolving the molybdenum component raw material, is composed of only an ammonium molybdate, the weight of water for dissolution is 4.0 times or more and 8.5 times or less relative to the weight of molybdenum contained in the ammonium molybdate; and in dissolving the bismuth component raw material, the bismuth component raw material is composed of only bismuth nitrate, the weight of the nitric acid aqueous solution for dissolution is 2.3 times or more relative to the weight of bismuth contained in the bismuth nitrate, and the nitric acid concentration in the nitric acid aqueous solution for dissolving the bismuth nitrate is 10% by weight or more.
  • the form of the liquid preparation (A) thus obtained is preferably an aqueous solution or slurry from the standpoint that an excellent catalyst is obtained.
  • amount of water for dissolving the ammonium molybdate in the case where the weight of water for dissolution is less than 4.0 times relative to the weight of molybdenum contained in the ammonium molybdate, not only the ammonium molybdate is not sufficiently dissolved for forming a uniform slurry, but also the viscosity is too high, and hence, such is not preferred from the standpoint of manufacturing.
  • the ratio of bismuth that is one of the catalyst main components and the ratios of nickel and the alkali metal, each of which significantly affects the activity are important.
  • d/a that is a ratio of nickel to bismuth is more than 2.0 and 8.8 or less
  • d/g that is a ratio of nickel to the alkali metal is 14 or more and 100 or less
  • a/g that is a ratio of bismuth to the alkali metal is 3.5 or more and less than 53.3
  • an excellent catalyst with high selectivity and yield of the desired product is provided.
  • the amount of bismuth to 0.40 or more and less than 0.80, and preferably 0.45 or more and less than 0.75, a higher yield is obtained.
  • the effect does not reply upon a charging method.
  • the effect may be, for example, obtained by single-layer filling. Taking into consideration reaction efficiency, a balance of temperature distribution, and the like, the effect is obtained through multilayer filling. In the multilayer filling, the effect is also obtained through a combination with a catalyst of other composition and filling. In addition, in either single-layer filling or multilayer filling, or in all of the layers, the treatment may also be made by mixing an inert substance and/or regulating the particle diameter as the need arises.
  • the liquid preparation (A) obtained above is dried to form a dry powder.
  • the drying method is not particularly limited so long as it is a method capable of completely drying the liquid preparation (A); however, examples thereof include drum drying, freeze drying, spray drying, evaporation to dryness, and the like. Of these, spray drying in which the slurry can be dried into a powder or granule within a short period of time is especially preferred in the present invention.
  • the drying temperature of spray drying varies depending upon the concentration of slurry, the liquid sending speed, or the like, it is approximately 70 to 150°C in terms of a temperature at the outlet of a drying machine.
  • it is preferred to perform drying such that an average particle diameter of the dry powder obtained on that occasion is 10 to 700 ⁇ m. There is thus obtained a dry powder (B).
  • the shaping method is not particularly limited, on the occasion of shaping in a cylindrical or annular form, a method using a tablet shaping machine, an extrusion shaping machine, or the like is preferred.
  • a method using a tablet shaping machine, an extrusion shaping machine, or the like is preferred.
  • the case of shaping in a spherical form is more preferred, and the preliminarily calcined powder (C) may be shaped in a spherical form by using a shaping machine; however, a method of supporting the preliminarily calcined powder (C) (including a shaping auxiliary agent and a strength improver, if desired) on a carrier, such as an inert ceramic, etc., is preferred.
  • the supporting method a tumbling granulation method, a method using a centrifugal flow coating apparatus, a wash coating method, and the like are widely known, and the supporting method is not particularly limited so long as it is a method capable of uniformly supporting the preliminarily calcined powder (C) on the carrier.
  • a method in which using an apparatus having a flat or uneven disk in a bottom of a fixed cylindrical vessel, a carrier charged within the vessel is vigorously agitated by means of rotation motion and revolution motion of the disk itself by rotating the disk at a high speed, and the preliminarily calcined powder (C) and optionally a shaping auxiliary agent and/or a strength improver or a pore-forming agent are added thereto, thereby supporting the powder components on the carrier is preferred. It is to be noted that on the occasion of supporting, it is preferred to use a binder.
  • binder which may be used include water, ethanol, methanol, propanol, a polyhydric alcohol, polyvinyl alcohol of a polymer-based binder, a silica sol aqueous solution of an inorganic binder, and the like; ethanol, methanol, propanol, and a polyhydric alcohol are preferred; and a diol, such as ethylene glycol, etc., a triol, such as glycerin, etc., and the like are more preferred.
  • a glycerin aqueous solution By using an appropriate amount of a glycerin aqueous solution, the shaping properties become good, and a high-performance catalyst having high mechanical strength is obtained.
  • a catalyst having an especially high performance is obtained.
  • the use amount of such a binder is typically 2 to 80 parts by weight based on 100 parts by weight of the preliminarily calcined powder (C).
  • the inert carrier a carrier having a diameter of about 2 to 8 mm is typically used, and the preliminarily calcined powder (C) is supported thereon. Its supporting rate is determined taking into account a catalyst use condition, for example, a reaction condition, such as a space velocity of the reaction raw materials, raw material concentrations, or the like, and it is typically 20% by weight to 80% by weight.
  • the supporting rate is expressed according to the following formula (3).
  • a part of the used binder can also be evaporated.
  • Supporting rate % by weight 100 ⁇ Weight of preliminarily calcined powder C used for shaping / Weight of preliminarily calcined powder C used for shaping + Weight of inert carrier used for shaping + Weight of shaping assistant and strength improver used for shaping
  • the calcination temperature is preferably 400°C or higher and 600°C or lower, and more preferably 500°C or higher and 600°C or lower.
  • Air is simple and easy and preferred as the gas to be circulated; however, besides, it is also possible to use nitrogen or carbon dioxide as an inert gas, or a nitrogen oxide-containing gas, an ammonia-containing gas, a hydrogen gas, or a mixture thereof for the purpose of rendering the system into a reducing atmosphere.
  • a catalyst (E) When the calcination temperature is made high, the activity can be properly controlled.
  • Such a catalyst can be used, for example, on the raw material gas inlet side on which a hot spot is generated.
  • the catalytic gas-phase oxidation reaction of an alkene using the complex oxide catalyst obtained by the present invention can be carried out by introducing a mixed gas composed of 1 to 12% by volume of an alkene, 5 to 18% by volume of molecular oxygen, 0 to 60% by volume of steam, and 20 to 70% by volume of an inert gas, for example, nitrogen, carbon dioxide, etc., in terms of a raw material gas formulation onto the catalyst prepared above at a temperature ranging from 250 to 450°C under a pressure of atmospheric pressure to 10 atms at a space velocity of 300 to 10,000 hr -1 .
  • the alkene as referred to in the present invention also includes an alcohol capable of producing an alkene in its intramolecular dehydration reaction, for example, tertiary butanol.
  • the catalyst of the present invention can be used for manufacturing of an unsaturated aldehyde and/or an unsaturated carboxylic acid.
  • the catalyst of the present invention can be used for a method of subjecting propylene to gas-phase catalytic oxidation with molecular oxygen or a molecular oxygen-containing gas to manufacture acrolein and acrylic acid, or a method of subjecting isobutylene and/or tertiary butyl alcohol to gas-phase catalytic oxidation with molecular oxygen or a molecular oxygen-containing gas to manufacture methacrolein and methacrylic acid.
  • a solution prepared by adding 91.6 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 23.3 parts by weight of nitric acid (60% by weight) to 97.1 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 530°C for 4 hours, thereby obtaining Spherical Catalyst 1 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 540°C for 4 hours, thereby obtaining Spherical Catalyst 2 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 530°C for 4 hours, thereby obtaining Spherical Catalyst 3 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 4 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 5 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 6 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 7 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 8 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 9 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 10 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 11 having an average particle diameter of 5.2 mm according to the present invention.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 311.4 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 79.3 parts by weight of nitric acid (60% by weight) to 330.1 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 550°C for 4 hours, thereby obtaining Spherical Catalyst 12 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 164.8 parts by weight of bi smuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 42.0 parts by weight of nitric acid (60% by weight) to 174.7 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 540°C for 4 hours, thereby obtaining Spherical Catalyst 13 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 183.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 46.6 parts by weight of nitric acid (60% by weight) to 194.2 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 540°C for 4 hours, thereby obtaining Spherical Catalyst 14 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 91.6 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 23.3 parts by weight of nitric acid (60% by weight) to 97.1 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 15 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • Mo:Bi:Fe:Co:Ni:K 12:0.5:2.0:6.5:3.0:0.5
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 23.3 parts by weight of nitric acid (60% by weight) to 97.1 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 16 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 17 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 155.7 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 39.6 parts by weight of nitric acid (60% by weight) to 165.0 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 18 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 228.9 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 58.3 parts by weight of nitric acid (60% by weight) to 242.7 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 19 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 20 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 21 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 22 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 91.6 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 23.3 parts by weight of nitric acid (60% by weight) to 97.1 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 23 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 91.6 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 23.3 parts by weight of nitric acid (60% by weight) to 97.1 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 24 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • Mo:Bi:Fe:Co:Ni:K 12:0.5:2.0:6.5:3.0:0.20
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 25 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 54.9 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 14.0 parts by weight of nitric acid (60% by weight) to 58.2 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 26 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 27 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 91.6 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 9% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 28 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • Example 2 Although the Catalyst 28 was obtained by changing the nitric acid concentration in Example 1, the activity was significantly lowered as compared with that in Example 1.
  • a solution prepared by adding 91.6 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 15.8 parts by weight of nitric acid (60% by weight) to 63.1 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 29 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • Example 2 Although the Catalyst 29 was obtained by changing the weight of the nitric acid solution in Example 1, the activity was significantly lowered as compared with that in Example 1.
  • a solution prepared by adding 91.6 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 23.3 parts by weight of nitric acid (60% by weight) to 97.1 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 30 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • Catalyst 30 was obtained by changing the amount of water for dissolving the ammonium molybdate in Example 1, the activity was significantly lowered as compared with that in Example 1.
  • a solution prepared by adding 73.3 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 18.7 parts by weight of nitric acid (60% by weight) to 77.7 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 31 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 164.8 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 42 parts by weight of nitric acid (60% by weight) to 174.7 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 32 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 33 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • a solution prepared by adding 128.2 parts by weight of bismuth nitrate to a nitric acid aqueous solution (in a weight of 2.3 times the weight or more of bismuth in bismuth nitrate pentahydrate to be dissolved) which had been prepared by adding 32.6 parts by weight of nitric acid (60% by weight) to 135.9 mL of pure water, thereby regulating a nitric acid concentration to 12% by weight and then completely dissolving was added to the foregoing solution and mixed with stirring.
  • This slurry was dried by a spray drying method, and the resulting dry powder was preliminarily calcined at a maximum temperature 440°C for 4 hours.
  • Crystalline cellulose was added in a proportion of 5% by weight relative to the preliminarily calcined powder and thoroughly mixed. Thereafter, the mixture was supported and shaped in a spherical form in a supporting rate of 50% by weight on an inert spherical carrier by using a 30% by weight glycerin solution as a binder by a tumbling granulation method. Subsequently, calcination was carried out such that the resultant was held at a maximum temperature of 520°C for 4 hours, thereby obtaining Spherical Catalyst 34 having an average particle diameter of 5.2 mm for comparison.
  • the catalyst calculated from the charged raw materials was found to be a composite metal oxide having the following atomic ratios.
  • Example 1 0.5 2.0 6.5 3.0 0.08 6.0 38 6 340 96.50 91.50
  • Example 2 0.7 1.7 6.5 2.4 0.06 3.4 40 12 330 95.84 91.52
  • Example 3 0.7 1.9 6.3 2.3 0.08 3.3 29 9 350 92.60 89.60
  • Example 4 0.7 2.0 6.5 3.0 0.04 4.3 75 18 320 98.78 91.70
  • Example 5 0.7 2.0 6.5 3.0 0.04 4.3 75 18 350 96.19 91.08
  • Example 6 0.7 2.0 6.5 3.0 0.08 4.3 38 9 310 97.52 91.92
  • Example 7 0.7 2.0 6.5 3.0 0.04 4.3 75 18 310 97.69 92.23
  • Example 8 0.7 1.7 6.5 2.4 0.08 3.4 30 9 330 94.77 90.85
  • Example 9 0.7 2.3 4.9 2.4 0.1 3.4
  • the catalyst of the present invention is useful for manufacturing of an unsaturated aldehyde and/or an unsaturated carboxylic acid.

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Claims (6)

  1. Katalysator zur Herstellung eines ungesättigten Aldehyds und/oder einer ungesättigten Carbonsäure, umfassend eine durch die folgende Formel (1) dargestellte Verbindung, wobei die Verbindung durch ein Verfahren hergestellt wird, bei dem in einem Schritt zur Herstellung der durch die folgende Formel (1) dargestellten Verbindung ein Ausgangsstoff einer Molybdänkomponente nur aus einem Ammoniummolybdat besteht, ein Gewicht an Wasser zum Auflösen, bezogen auf ein Gewicht an in dem Ammoniummolybdat enthaltenem Molybdän, das 4,0-fache oder mehr und das 8,5-fache oder weniger beträgt; und ein Ausgangsstoff einer Bismutkomponente nur aus Bismutnitrat besteht, ein Gewicht einer wässrigen Salpetersäurelösung zum Auflösen, bezogen auf ein Gewicht an in dem Bismutnitrat enthaltenem Bismut, das 2,3-fache oder mehr beträgt, und eine Salpetersäurekonzentration in der wässrigen Salpetersäurelösung zum Auflösen des Bismutnitrats 10 Gew.-% oder mehr beträgt:

            Mo12BiaFebCocNidXeYfZgOh     Formel (1)

    wobei
    X mindestens ein Element ist, das ausgewählt ist aus der Gruppe bestehend aus Magnesium (Mg), Calcium (Ca), Mangan (Mn), Kupfer (Cu), Zink (Zn), Cer (Ce) und Samarium (Sm); Y mindestens ein Element ist, das ausgewählt ist aus der Gruppe bestehend aus Bor (B), Phosphor (P), Arsen (As), Antimon (Sb) und Wolfram (W); Z mindestens ein Element ist, das ausgewählt ist aus der Gruppe bestehend aus Natrium (Na), Kalium (K), Rubidium (Rb) und Cäsium (Cs); a bis g für Atomverhältnisse der jeweiligen Komponenten stehen; h ein Zahlenwert ist, der durch Oxidationsgrade der Katalysatorkomponenten bestimmt wird; a = 0,40 oder mehr und weniger als 0,80; b = 1,0 bis 2,5; c = 4,5 bis 7,5; d = 1,6 bis 3,5; e = 0 bis 10; f = 0 bis 10; g = 0,015 bis 0,12; h durch den Zahlenwert ausgedrückt wird, der die Oxidationsstufen anderer Elemente erfüllt; d/a mehr als 2,0 und 8,8 oder weniger ist; d/g 14 oder mehr und 100 oder weniger ist; und a/g 3,5 oder mehr und weniger als 53,3 ist.
  2. Katalysator zur Herstellung eines ungesättigten Aldehyds und/oder einer ungesättigten Carbonsäure nach Anspruch 1,
    wobei e und f in der Formel (1) 0 sind.
  3. Katalysator zur Herstellung eines ungesättigten Aldehyds und/oder einer ungesättigten Carbonsäure nach Anspruch 1 oder 2,
    wobei ein vorkalziniertes Pulver erhalten wird, indem ein trockenes Pulver kalziniert wird, das durch Trocknung einer Aufschlämmung, die die durch die Formel (1) dargestellte Komponente enthält, bei einer Temperatur von 200 °C oder mehr und 600 °C oder weniger erhalten wird; und das vorkalzinierte Pulver erneut bei einer Temperatur von 200 °C oder mehr und 600 °C oder weniger kalziniert wird.
  4. Katalysator zur Herstellung eines ungesättigten Aldehyds und/oder einer ungesättigten Carbonsäure nach einem der Ansprüche 1 bis 3,
    wobei das Formgebungsverfahren des Katalysators ein Verfahren zum Auftragen katalytisch aktiver Komponenten auf einen kugelförmigen Träger ist, ein durchschnittlicher Partikeldurchmesser des erhaltenen Katalysators 3,0 mm bis 10,0 mm beträgt, und ein Verhältnis eines Gewichts der im gesamten Katalysator besetzenden katalytisch aktiven Komponenten 20 bis 80 Gew.-% beträgt.
  5. Verfahren zur Herstellung des Katalysators zur Herstellung eines ungesättigten Aldehyds und/oder einer ungesättigten Carbonsäure nach einem der Ansprüche 1 bis 4, wobei in einem Schritt zur Herstellung der durch die Formel (1) dargestellten Verbindung ein Ausgangsstoff einer Molybdänkomponente nur aus einem Ammoniummolybdat besteht, ein Gewicht an Wasser zum Auflösen, bezogen auf ein Gewicht an in dem Ammoniummolybdat enthaltenem Molybdän, das 4,0-fache oder mehr und das 8,5-fache oder weniger beträgt; und ein Ausgangsstoff einer Bismutkomponente nur aus Bismutnitrat besteht, ein Gewicht an einer wässrigen Salpetersäurelösung zum Auflösen, bezogen auf ein Gewicht an in dem Bismutnitrat enthaltenem Bismut, das 2,3-fache oder mehr beträgt, und eine Salpetersäurekonzentration in der wässrigen Salpetersäurelösung zum Auflösen des Bismutnitrats 10 Gew.-% oder mehr beträgt.
  6. Verfahren zur Herstellung eines ungesättigten Aldehyds und/oder einer ungesättigten Carbonsäure unter Verwendung des Katalysators nach einem der Ansprüche 1 bis 4.
EP16755626.5A 2015-02-27 2016-02-25 Katalysator zur herstellung von ungesättigten aldehyden und/oder ungesättigten carbonsäuren, verfahren zu dessen herstellung sowie verfahren zur herstellung von ungesättigten aldehyden und/oder ungesättigten carbonsäuren Active EP3263213B1 (de)

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EP3950122A4 (de) * 2019-03-29 2022-12-21 Nippon Kayaku Kabushiki Kaisha Getrocknetes granulat zur katalysatorherstellung, katalysator und verfahren zur herstellung von verbindungen
SG11202109109YA (en) 2019-03-29 2021-11-29 Nippon Kayaku Kk Method for producing unsaturated aldehyde
WO2021141133A1 (ja) 2020-01-10 2021-07-15 日本化薬株式会社 触媒、触媒の充填方法、および触媒を用いた化合物の製造方法
CN113939364B (zh) 2020-01-10 2022-09-20 日本化药株式会社 催化剂、使用该催化剂的化合物的制造方法和化合物
JP7105395B1 (ja) 2020-09-24 2022-07-22 日本化薬株式会社 触媒前駆体、それを用いた触媒、化合物の製造方法及び触媒の製造方法
CN116963833A (zh) * 2021-03-03 2023-10-27 日本化药株式会社 催化剂和利用使用了该催化剂的气相氧化反应的化合物的制造方法
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KR20240116733A (ko) 2021-11-30 2024-07-30 닛뽄 가야쿠 가부시키가이샤 촉매 및, 그것을 이용한 화합물의 제조 방법
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JP7551026B2 (ja) 2022-10-12 2024-09-13 日本化薬株式会社 不飽和アルデヒドの製造方法および不飽和アルデヒドの製造装置
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